Harry Penninger

Don Ross

Don Ross worked for the Union Carbide & Carbon Corporation.

R. L. Warburton

J. S. Gatenby

Gatenby worked for Stone and Webster Engineering Corporation.

Harrison S. Brown

Harrison Brown (1917-1986) was an American geochemist. He worked at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) and Oak Ridge sites during the Manhattan Project.